The tag usually refers to fan-made patches included in the ISO, such as:

For the Japanese Narutimate Accel 2 version, which often had more stable coding.

Leo knew the risks. He’d been hunting this for weeks. Every other link led to a graveyard of pop-up ads, fake "virus scanners," or dead Mega folders. But this one… this one felt different. The forum thread had a blue checkmark next to it. A user named "ShadowCloneProxy" had posted it at 3:17 AM.